#3: Las Vegas, Nev.

Population in 2000: 1,375,765Population in 2010: 1,951,269Change: 575,504/41.8%While Las Vegas has earned a reputation as a world-class tourist destination for its amazing
cuisine, thrilling entertainment and nonstop gaming, the city also has a
quieter side. Beyond the Strip, the Las Vegas metropolitan area is home
to dozens of master-planned communities with parks, walking trails and
tree-lined streets. The city was hit hard by the foreclosure crisis, but
some experts believe the Las Vegas housing market is showing signs of
recovery.